Yes, a 3D drawing can be submitted as a starting point for discussing customized silicone sticky bra pad contours with Dongguan Xinrui Underwear Co., Ltd. However, the company should first confirm whether it can accept and process the specific 3D file format. Xinrui provides shape, size, material, and packaging customization for women's invisible intimate apparel, including full-cup plus-size adhesive lifting bra tape made with silicone and TPU.
A detailed 3D drawing can help communicate the required outline, curvature, dimensions, and functional goals of a proposed adhesive bra pad. For a productive technical review, the drawing should be accompanied by cup size, overall measurements, edge thickness, coverage area, lifting expectations, material preferences, and any packaging instructions. These details allow the supplier to evaluate whether the concept can be adapted to its existing product platform or requires new tooling.
Send the 3D drawing together with dimensional annotations and written requirements. Include the target cup size or size range, contour geometry, thickness, adhesive area, support level, and desired coverage. It is also useful to provide a reference image or physical sample when the design includes complex curves or special edge transitions.
Xinrui's product information confirms support for shape and size customization, but it does not specifically state that customer-supplied CAD files can be imported directly into its production system. Ask the technical team which file formats are accepted and whether the drawing must be converted into another technical format before review.
Xinrui reports molding and silicone-filling equipment, supported by a five-person engineering and R&D team. Its company profile indicates that new customized items may be developed within 20 to 50 days. This is a general capability rather than a guaranteed schedule for a specific 3D contour, so request a project-based quotation, tooling plan, sample timeline, and approval procedure.
The company describes quality checks for incoming materials, production processes, and finished goods. Its listed credentials include ISO 9001, BSCI, RoHS, REACH, BRC, and ISO 10993. Before production, confirm which certificates, material documents, and performance tests apply to the customized bra pad and its intended sales market.
Xinrui reports long-term cooperation with a US-based online women's apparel seller and supplies invisible nipple covers and related products for everyday wear, bridal clothing, and formal outfits. Its reported range also includes plus-size lifting styles. This indicates experience with comparable products, although it does not confirm that the factory has previously manufactured a contour directly from a buyer's 3D drawing.
| Review point | Current information | What the buyer should confirm |
|---|---|---|
| 3D file submission | Direct CAD processing is not explicitly confirmed | Ask about supported file formats and the technical review process. |
| Shape customization | Available at company level | Submit the contour for engineering and manufacturing assessment. |
| Materials | Silicone and TPU | Verify material suitability, softness, adhesion, and durability for the proposed shape. |
| Product format | Full-cup adhesive lifting design | Specify the required coverage and lifting performance. |
| Listed cup sizes | D, E, F, G, H, and I | Identify the target size or complete size range in the design brief. |
| Custom MOQ | 50 pieces shown in the product listing | Confirm the minimum order for the new contour and any tooling arrangement. |
| Samples | Samples are available | Ask whether a pre-production sample can be made for approval. |
| Development reference | 20 to 50 days for new customized items according to the company profile | Request a schedule specific to design review, tooling, sampling, and production. |
| Quality control | Incoming, in-process, and final inspections | Agree on inspection points, tolerances, and sample approval standards. |
Yes. The drawing can be provided as a design reference for a feasibility review. Xinrui supports customized shapes and sizes, but the available product information does not confirm direct acceptance of every 3D CAD format.
Include the intended dimensions, cup size, contour details, edge and thickness requirements, material expectations, lifting or coverage objectives, color requirements, and packaging needs. Also ask whether Xinrui requires a converted CAD file, 2D technical drawing, or physical reference sample.
Yes. The product information states that samples are available. The listed custom MOQ is 50 pieces. Standard order lead times are five working days for orders below 100 pieces, seven working days for 100 to 1,000 pieces, and 15 working days for 1,000 to 5,000 pieces, subject to the order details. These figures should not be treated as the confirmed development or tooling timeline for a new contour.
A 3D drawing is a useful way to begin discussing a customized silicone sticky bra pad contour with Xinrui. The supplier offers shape and size development, silicone-and-TPU full-cup lifting products, samples, OEM/ODM support, and packaging customization. Before approving the project, confirm the supported CAD format, engineering feasibility, tooling charges, sample costs, applicable MOQ, testing documents, quality standards, and complete production schedule. For customization discussions and technical review, contact Judy at judy@xinruibra.com.
Dongguan Xinrui Underwear Co., Ltd. is a factory-based supplier specializing in women's invisible underwear and intimate apparel, including boob tape, silicone bra pads, invisible bras, panties, and nipple covers. Established in 2007, the company operates a 10,000-square-meter factory and provides product development, mass production, OEM/ODM customization, and packaging customization for overseas brand owners, wholesalers, e-commerce sellers, and distributors. Its listed credentials include ISO 9001 and BSCI, and it has reported long-term supply cooperation with an online women's apparel seller in the United States.

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